Scientists estimate that laughing 100 times is equivalent to a 10-minute workout on a rowing machine.
202
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
40% of people who are rejected in romantic love slip into clinical depression.
72
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
57
On average a woman has 4 sexual partners in her lifetime.
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Two in five people in the world marry their first love.
270
There are more than 150 million sheep in Australia, and only some 20 million people.
247